↑Katsioulis E, Who becomes a terrorist and why (http://www.katsioulis.com/philosophy/interests/%CF%84%CF%81%CE%BF%CE%BC%CE%BF%CE%BA%CF%81%CE%B1%CF%84%CE%B9%CE%B1/), In the context of the Postgraduate class: The problem of Evil. Supervisor Prof. George Zografidis, MA in Philosophy, Faculty of Philosophy, Aristotle University of Thessaloniki, (20/2/2009), (texte en Grec).

↑Katsioulis E, Body & Soul (http://www.katsioulis.com/philosophy/interests/%CF%83%CF%89%CE%BC%CE%B1-%CE%BA%CE%B1%CE%B9-%CF%88%CF%85%CF%87%CE%B7/), In the context of the Postgraduate class: The problem of Evil. Supervisor Prof. George Zografidis, MA in Philosophy, Faculty of Philosophy, Aristotle University of Thessaloniki, (12/10/2008), (texte en grec).

↑Haslam A, Reicher S, Beyond the banality of evil: Three perspectives of an interactive social psychology of tyranny (http://sofos.edlit.auth.gr/forum/viewtopic.php?t=2538), Katsioulis E, (trans. & descr.). In the context of the Postgraduate class: The problem of evil. Supervisor Prof. George Zografidis. MA in Philosophy, Faculty of Philosophy, Aristotle University of Thessaloniki, (10/2/2009), (texte en grec).

↑Liakopoulou K, How are you doing regarding your national pride? Yours. A Greek with a record IQ (http://www.kamarinia.gr/article/item/177713-pos-pate-apo-ethnike-perephaneia-diko-sasellenas-espase-koder-iq-eikones), Kamarinia.gr, (28/10/2012), (référence en grec).